Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
Historic preservation
Older homes can benefit from energy efficient remodeling techniques.
In this video: A preservation expert shares how to restore an older home economically and energy efficiently.
More from this category
Air quality and ventilation in new homes
New, energy-efficient homes need new solutions to circulate and ventilate the air inside the home.
Structural insulated panels
Structural insulated panels, also called SIPs, foam-core panels or stress-skin panels, are significantly more airtight than stud walls.
Net Zero Community
Check out a new neighborhood concept and see how one builder is changing the way homes are built with a goal to use zero energy.
Talk to your utilities
Before you break ground on a new house, give your utility companies a call. They can help you avoid unnecessary expenses and construction delays.
Roof and attic
Your roof and attic play the most crucial role in your home's energy efficiency system, reducing your energy costs during the winter and summer.
Energy efficient kitchen remodel
This kitchen remodel features a new window, energy-efficient lighting, new appliances and side-wall insulation.
New home comfort issues
Trombe wall
Using the sun's stored energy to heat your home reduces your conventional energy consumption.